<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div id="app">
    <h2>{{message}}</h2>
<!--    把标签里面的东西原封不动的显示出来-->
    <h2 v-pre>{{message}}</h2>
</div>

<script src="../js/vue.js"></script>
<script>
    const  app = new Vue({
      el:'#app',
      data:{
        message: '卢本伟牛逼！'
      }
    })
</script>
</body>
</html>